| Patents for G01M 3 - Investigating fluid tightness of structures (22,573) |
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| 11/01/1994 | US5359895 Process and device for the ultrasonic testing for welds between plastics packaging and cover foils |
| 10/27/1994 | DE4412763A1 Method for determining the minimum necessary measuring time in the tightness testing of housings and an application of the method |
| 10/26/1994 | EP0621472A2 Detection of leakage in a boiler system |
| 10/26/1994 | EP0621070A2 Pressurizing with and recovering helium |
| 10/26/1994 | EP0620946A1 Method and device for detecting leaks through the bushings of the cover of a nuclear reactor vessel. |
| 10/25/1994 | US5357918 Valve operating mechanism for internal-combustion engines |
| 10/25/1994 | US5357782 Leak detection in heating, ventilating and air conditioning systems using an environmentally safe material |
| 10/22/1994 | CA2121743A1 Pressurizing with and recovering helium |
| 10/20/1994 | DE4412762A1 Method and apparatus for testing water tightness of housings |
| 10/20/1994 | DE4328574C1 Device for testing cavities |
| 10/20/1994 | DE4326361C1 Method and device for determining the permeability of soil formations, especially for base sealing of landfills and/or for covering landfills |
| 10/19/1994 | EP0620436A1 Device for detecting traces of pollutants in an aqueous medium |
| 10/19/1994 | EP0620427A2 Procedure for the continuous inspection of plastic bottles |
| 10/18/1994 | US5357241 Fail-safe leak detector |
| 10/18/1994 | US5357202 Plural electrode method for measuring subsurface changes in conductivity as an indication of fluid migration |
| 10/18/1994 | US5356594 Portable volatile organic compound monitoring system |
| 10/18/1994 | US5356176 Vehicle occupant restraint apparatus |
| 10/18/1994 | US5355720 Electrical fluid leak detection cable |
| 10/18/1994 | CA1332518C Duct testing |
| 10/13/1994 | WO1994023242A1 A device and a method for localizing leakages in conduit networks |
| 10/13/1994 | WO1994022614A1 A method of controlling the closing of a can or container, as well as a closing machine for carrying out the method |
| 10/13/1994 | DE4311320A1 Method and device for checking the weld seam quality in the joining of plastics parts |
| 10/12/1994 | EP0619478A1 Leak detection installation for checking sealed packages |
| 10/12/1994 | EP0619015A1 Method of testing a container, test device, use |
| 10/12/1994 | CN1093464A Arrangement and method for inspecting of unnormal situation in gas supplying apparatus |
| 10/11/1994 | US5355324 Detecting leakage of fluid from a conduit |
| 10/11/1994 | US5354999 Leak detection achieved by detection of light transmitted through an opaque layer interrupted by a passing bubble |
| 10/11/1994 | US5353771 Method and arrangement for diagnosing a tank-venting system of a motor vehicle |
| 10/11/1994 | US5353631 Analyzing internal pressure of a sealed container using frequency spectra |
| 10/06/1994 | DE4310317A1 Arrangement for sealing and monitoring a body, in particular a landfill site |
| 10/05/1994 | CN2178893Y Leak detector for condensor |
| 10/04/1994 | US5351655 Acoustic emission signal collector manifold |
| 10/04/1994 | US5351564 Pipeline inspection vehicle |
| 10/04/1994 | US5351527 Method and apparatus for testing fluid pressure in a sealed vessel |
| 10/04/1994 | US5351524 Gas leak detection test station |
| 10/04/1994 | US5351500 Refrigerant leak detector system |
| 09/29/1994 | WO1994022005A1 Chemical switch and method for detection of chemical components |
| 09/29/1994 | WO1994021996A1 Ultrasonic leak detection |
| 09/29/1994 | DE4309380A1 Method for monitoring a system |
| 09/29/1994 | DE4309152A1 Method and device for establishing and documenting events during the transferring of environmentally hazardous fluids into other containers, particularly mineral oils and the like |
| 09/29/1994 | DE4300199C1 Device for indicating a leak in a centrifuge |
| 09/29/1994 | CA2135405A1 Chemical switch and method for detection of chemical components |
| 09/28/1994 | EP0617269A2 Leak detector |
| 09/27/1994 | US5351037 Refrigerant gas leak detector |
| 09/27/1994 | US5351008 Portable and disposable device for detecting holes or leaks in a surgical or examination glove |
| 09/27/1994 | US5349935 Tank-venting system and motor vehicle having the system as well as a method and an arrangement for checking the operability of the system |
| 09/27/1994 | US5349864 Pressure discontinuity analysis system |
| 09/27/1994 | US5349846 Portable leak/flow test equipment for night vision equipment |
| 09/22/1994 | DE4309411A1 Electrical or optical cable having a moisture (humidity) sensor |
| 09/21/1994 | EP0615615A1 Leak indicator for vacuum systems and a method of searching for leaks in vacuum systems. |
| 09/20/1994 | US5349568 Leak locating microphone, method and system for locating fluid leaks in pipes |
| 09/20/1994 | US5349182 Fiber optic cable moisture monitoring system |
| 09/20/1994 | US5348761 Use of a swellable plastic and process for making a resistive moisture sensor |
| 09/20/1994 | US5348310 Double spiral-wound gasket assembly with leak detection |
| 09/20/1994 | US5347850 Method for detecting and localizing leaks in above ground storage tanks |
| 09/20/1994 | US5347849 Water sensor that detects tank or vessel leakage |
| 09/20/1994 | US5347848 Apparatus for measuring a hydraulic fluid flow rate and/or leakage rate through an object to be tested |
| 09/20/1994 | US5347845 Appliance shipping container air sampling system |
| 09/15/1994 | DE4307901A1 Calibration diaphragm having a defined leakage rate |
| 09/15/1994 | DE4307283A1 Device for testing porous tubes or the like for tightness, and method therefor |
| 09/15/1994 | DE4307201A1 Temperature measuring system for locating leaks in sewage systems |
| 09/14/1994 | EP0615120A2 Leak control of a gas or liquid gas container |
| 09/14/1994 | EP0614523A1 Test apparatus for pressure testing equipment having a flange and method of pressure testing |
| 09/13/1994 | US5347223 Gas leak detector sensing tip with interior concentric bores and corona current generation |
| 09/13/1994 | US5345814 Method and apparatus for testing vacuum insulation panel quality |
| 09/13/1994 | US5345813 Pressure testable flexible piping penetration |
| 09/13/1994 | US5345812 Seal leakage monitoring device and method |
| 09/13/1994 | US5345774 Method and apparatus for zero emissions testing of a refrigerant in a closed system |
| 09/08/1994 | DE4331314C1 Arrangement for signalling a pressure change |
| 09/08/1994 | DE4306313A1 Monitoring of district-heating ducts and lines |
| 09/07/1994 | EP0614034A1 Hose having means for the visual early detection of a malfunction and its end flanges |
| 09/06/1994 | US5344480 Pressurizing with and recovering helium |
| 09/06/1994 | US5343740 High sensitivity leak detection method and apparatus |
| 09/06/1994 | US5343738 Double walled containment fuel transfer hose |
| 09/06/1994 | US5343737 Method and apparatus for leak detection and pipeline temperature modelling method and apparatus |
| 09/06/1994 | US5343736 Optical leak sensor and position detector |
| 09/04/1994 | CA2116811A1 Flexible pipe comprising means for the early visual detection of defects, and end attachments |
| 08/30/1994 | US5343191 Pipeline leak detection system |
| 08/30/1994 | US5341671 Helium leak detector |
| 08/30/1994 | US5341670 Method and apparatus for locating seepage from tanks |
| 08/24/1994 | CN2175420Y Device for measuring valve pressure |
| 08/24/1994 | CN1090991A Sealing element for conduits for fluid |
| 08/23/1994 | US5341128 Sensor element for detection of hydrocarbons |
| 08/23/1994 | US5340238 Method and apparatus for testing above ground liquid storage tanks for leaks |
| 08/23/1994 | US5339678 Test apparatus for seal members in a pressurized oxygen environment |
| 08/23/1994 | US5339676 Water leak detection, collection and support device |
| 08/23/1994 | CA1331507C Polyhalogenated hydrocarbon refrigerants and refrigerant oils colored with fluorescent dyes and method for their use as leak detectors |
| 08/18/1994 | WO1994018538A1 Automated leak detection apparatus and method |
| 08/18/1994 | WO1994018537A1 Optical fiber water sensor |
| 08/18/1994 | WO1994018536A1 Detection system |
| 08/18/1994 | DE4303997A1 Method and device for tank ventilation diagnosis in a motor vehicle |
| 08/18/1994 | CA2153870A1 Optical fiber water sensor |
| 08/17/1994 | EP0611104A1 Leakage-detecting hoses |
| 08/17/1994 | CN2174695Y Airflow display leakage-testing device |
| 08/16/1994 | US5337598 Leak test port plug |
| 08/16/1994 | US5337597 Bubble emission volume quantifier |
| 08/16/1994 | US5337576 Refrigerant and H.V.A.C. ducting leak detector |
| 08/11/1994 | DE4402913A1 Servicing system of a safety valve of an electrical household appliance |
| 08/10/1994 | EP0609749A2 Test apparatus for seal members in a pressurized oxygen environment |
| 08/10/1994 | EP0609495A2 Method and apparatus for monitoring the presence of a gas |